82089759 has 4 divisors (see below), whose sum is σ = 109453016. Its totient is φ = 54726504.

The previous prime is 82089751. The next prime is 82089779. The reversal of 82089759 is 95798028.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 82089759 - 2³ = 82089751 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82089751) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13681624 + ... + 13681629.

It is an arithmetic number, because the mean of its divisors is an integer number (27363254).

Almost surely, 2^82089759 is an apocalyptic number.

82089759 is a deficient number, since it is larger than the sum of its proper divisors (27363257).

82089759 is a wasteful number, since it uses less digits than its factorization.

82089759 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27363256.

The product of its (nonzero) digits is 362880, while the sum is 48.

The square root of 82089759 is about 9060.3398942865. The cubic root of 82089759 is about 434.6066095993.

The spelling of 82089759 in words is "eighty-two million, eighty-nine thousand, seven hundred fifty-nine".